The hosts equalized in the 37th through George Thorne, who after being picked out by Chris Martin, brought the ball down with one foot before stabbing beyond David De Gea with the other from 12 yards.

United responded after the interval and Blind steered home Jesse Lingard's right-wing cross deep inside the penalty area after surging forward from defense.

Anthony Martial laid on the third for Mata in the 83rd for his sixth goal of the season.

"It was really important for us to win. It is not easy to come here, even though they are not in the Premier League, they are a good team and are physically strong, like to press, and I think we did a good job," Mata said.